KR100450803B1 - 투사형 표시 장치 - Google Patents

투사형 표시 장치 Download PDF

Info

Publication number
KR100450803B1
KR100450803B1 KR10-2001-0080111A KR20010080111A KR100450803B1 KR 100450803 B1 KR100450803 B1 KR 100450803B1 KR 20010080111 A KR20010080111 A KR 20010080111A KR 100450803 B1 KR100450803 B1 KR 100450803B1
Authority
KR
South Korea
Prior art keywords
light
polarization
liquid crystal
separator
polarizing plate
Prior art date
Application number
KR10-2001-0080111A
Other languages
English (en)
Korean (ko)
Other versions
KR20020048898A (ko
Inventor
구루미사와다카시
Original Assignee
세이코 엡슨 가부시키가이샤
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 세이코 엡슨 가부시키가이샤 filed Critical 세이코 엡슨 가부시키가이샤
Publication of KR20020048898A publication Critical patent/KR20020048898A/ko
Application granted granted Critical
Publication of KR100450803B1 publication Critical patent/KR100450803B1/ko

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/18—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for optical projection, e.g. combination of mirror and condenser and objective
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/12—Picture reproducers
    • H04N9/31—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM]
    • H04N9/3102—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM] using two-dimensional electronic spatial light modulators
    • H04N9/3105—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM] using two-dimensional electronic spatial light modulators for displaying all colours simultaneously, e.g. by using two or more electronic spatial light modulators
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/12—Picture reproducers
    • H04N9/31—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM]
    • H04N9/3141—Constructional details thereof
    • H04N9/3144—Cooling systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Liquid Crystal (AREA)
  • Projection Apparatus (AREA)
  • Video Image Reproduction Devices For Color Tv Systems (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
  • Microscoopes, Condenser (AREA)
  • Polarising Elements (AREA)
KR10-2001-0080111A 2000-12-18 2001-12-17 투사형 표시 장치 KR100450803B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JPJP-P-2000-00383802 2000-12-18
JP2000383802A JP3838028B2 (ja) 2000-12-18 2000-12-18 投射型表示装置

Publications (2)

Publication Number Publication Date
KR20020048898A KR20020048898A (ko) 2002-06-24
KR100450803B1 true KR100450803B1 (ko) 2004-10-01

Family

ID=18851389

Family Applications (1)

Application Number Title Priority Date Filing Date
KR10-2001-0080111A KR100450803B1 (ko) 2000-12-18 2001-12-17 투사형 표시 장치

Country Status (5)

Country Link
US (1) US6811261B2 (ja)
JP (1) JP3838028B2 (ja)
KR (1) KR100450803B1 (ja)
CN (1) CN1182420C (ja)
TW (1) TW546524B (ja)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3992005B2 (ja) * 2004-03-23 2007-10-17 セイコーエプソン株式会社 光学装置、およびプロジェクタ
JP4096904B2 (ja) * 2004-03-26 2008-06-04 セイコーエプソン株式会社 光変調素子保持体、光学装置、およびプロジェクタ
US7315418B2 (en) * 2005-03-31 2008-01-01 3M Innovative Properties Company Polarizing beam splitter assembly having reduced stress
US7589797B2 (en) 2005-07-25 2009-09-15 Industrial Technology Research Institute High efficiency liquid crystal display projection system
US7686453B2 (en) * 2005-12-19 2010-03-30 3M Innovative Properties Company High contrast liquid crystal display and projection system using same
US7475991B2 (en) * 2005-12-22 2009-01-13 3M Innovative Properties Company Polarizing beamsplitter assembly
US7673993B2 (en) * 2005-12-22 2010-03-09 3M Innovative Properties Company Projection system using reflective polarizers
US20080013051A1 (en) * 2006-07-14 2008-01-17 3M Innovative Properties Company Polarizing beam splitters incorporating reflective and absorptive polarizers and image display systems thereof
KR20090057289A (ko) 2006-09-29 2009-06-04 쓰리엠 이노베이티브 프로퍼티즈 컴파니 중합체 기반 광학 요소에서 아티팩트의 형성을 억제하는 접착제
CN102902146A (zh) * 2006-12-18 2013-01-30 财团法人工业技术研究院 高效率液晶显示投射系统
JP5046728B2 (ja) * 2007-04-25 2012-10-10 株式会社ジャパンディスプレイイースト 液晶表示装置
TW200900833A (en) * 2007-06-22 2009-01-01 Coretronic Corp Liquid crystal projection apparatus
JP4940344B2 (ja) * 2010-10-25 2012-05-30 株式会社日立製作所 投射型映像表示装置
KR20160116844A (ko) 2015-03-31 2016-10-10 응성시 익신융설제 과학기술주식회사 제설제 및 이의 제조 방법
CN111596509A (zh) * 2020-06-11 2020-08-28 苏州科光光电科技有限公司 一种汽车后档玻璃显示方法
CN113777861B (zh) * 2021-09-09 2023-06-02 峰米(重庆)创新科技有限公司 一种单片lcd投影机

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5863125A (en) * 1998-01-30 1999-01-26 International Business Machines Corporation High efficiency two-SLM projector employing total-internal-reflection prism
JPH11295660A (ja) 1998-04-14 1999-10-29 Matsushita Electric Ind Co Ltd 投写型画像表示装置
US6394606B1 (en) 1998-09-29 2002-05-28 Sony Corporation Projection-type display device
US6331060B1 (en) * 1998-10-08 2001-12-18 Sony Corporation Projection-type display device and method of adjustment thereof
KR100584534B1 (ko) * 1999-04-26 2006-05-30 삼성전자주식회사 반사형 프로젝트장치
US6327093B1 (en) * 1999-06-04 2001-12-04 Sharp Kabushiki Kaisha Image display apparatus
US6340230B1 (en) * 2000-03-10 2002-01-22 Optical Coating Laboratory, Inc. Method of using a retarder plate to improve contrast in a reflective imaging system

Also Published As

Publication number Publication date
JP2002182195A (ja) 2002-06-26
CN1360218A (zh) 2002-07-24
US6811261B2 (en) 2004-11-02
KR20020048898A (ko) 2002-06-24
CN1182420C (zh) 2004-12-29
JP3838028B2 (ja) 2006-10-25
TW546524B (en) 2003-08-11
US20020075455A1 (en) 2002-06-20

Similar Documents

Publication Publication Date Title
EP1122580B1 (en) Projector
KR100450803B1 (ko) 투사형 표시 장치
US7448758B2 (en) Illumination unit and projection type image display apparatus employing the same
US9551917B2 (en) Light source unit and projection display system using same
US7331680B2 (en) Illumination unit and projection type image display apparatus employing the same
US8794772B2 (en) Proximity projector having a dust-proof cover with an anti-reflection film
US7887193B2 (en) Illuminating device and projection type video display apparatus
KR100427897B1 (ko) 편광조명장치및이것을사용한표시장치및투사형표시장치
US6860607B2 (en) Integrator type illumination optical system and projector having the same
US11327392B2 (en) Light source device and projector in which wave plates are downsized
US7354162B2 (en) Projector
KR100597820B1 (ko) 광학장치와광학장치를구비한표시장치
US6987618B2 (en) Polarization converting device, illumination optical system and projector
US9880452B2 (en) Image projection apparatus and illumination optical system
JPH10170869A (ja) 偏光照明装置および投写型表示装置
US20050231654A1 (en) Projection device having an increased efficiency
US8562138B2 (en) Projection display device
JP4572457B2 (ja) 光学装置およびそれを用いた投射型表示装置
JP2003121811A (ja) 液晶リアプロジェクションテレビ
KR100219640B1 (ko) 반사형 액정 프로젝트 장치
JP3428004B2 (ja) 色分離放光装置
JP2000075408A (ja) 投写型表示装置
JP3615869B2 (ja) 液晶投影装置およびこれを用いた投影表示システム
JP2005234453A (ja) プロジェクタ、偏光ビームスプリッタ及び光学装置
JP2003330107A (ja) 投射型液晶表示装置

Legal Events

Date Code Title Description
A201 Request for examination
E902 Notification of reason for refusal
E701 Decision to grant or registration of patent right
GRNT Written decision to grant
J202 Request for trial for correction [limitation]
J301 Trial decision

Free format text: TRIAL DECISION FOR CORRECTION REQUESTED 20041203

Effective date: 20060822

FPAY Annual fee payment

Payment date: 20120907

Year of fee payment: 9

FPAY Annual fee payment

Payment date: 20130819

Year of fee payment: 10

LAPS Lapse due to unpaid annual fee